$1,000 · Martin 20,000 BTU Direct Vent Propane Wall Heater
Unused, still in box. We got the wrong model but by the time we went to install it was too late to return. These sell for ~$1250 new.
https://www.amazon.ca/MARTIN-Direct-Propane-Thermostat-Installation/dp/B072Q5NBNZ
$1000 OBO